#define LED_PIN 13

void setup()
{
    pinMode(LED_PIN, OUTPUT);
	Serial.begin(115200);
}

void Send_Hex4B(unsigned int Data)
{
	if(Data < 0x1000){
		Serial.print("0");
	}
	if(Data < 0x100){
		Serial.print("0");
	}
	if(Data < 0x10){
		Serial.print("0");
	}
	Serial.print(Data, HEX);
}

void loop()
{
	static unsigned int ArduioCnt=777;
	
    digitalWrite(LED_PIN, HIGH);
    delay(100);
    digitalWrite(LED_PIN, LOW);
    delay(900);
	//Serial.println("Hello MineMine ~~~");
	Serial.print("~");
	Send_Hex4B(ArduioCnt);
	ArduioCnt++;
}
